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Category: cisco

Cisco enhances security for enterprise AI adoption

Cisco announced a suite of capabilities to help enterprises adopt agentic AI with confidence, combining agent protection, interaction governance, and resilient connectivity for AI-driven workflows. As organizations move from AI assistants to autonomous agents that use tools and data across hybrid environments, security teams need to strengthen agentic defenses, govern agent interactions with enterprise systems…

Cisco fixed actively exploited Unified Communications zero day

Cisco patched a critical zero-day RCE flaw (CVE-2026-20045) in Unified Communications and Webex Calling that is actively exploited in the wild. Cisco patched a critical zero-day remote code execution flaw, tracked as CVE-2026-20045 (CVSS score of 8.2), actively exploited in attacks. An unauthenticated, remote attacker can exploit the flaw to execute arbitrary commands on the…

Public PoC prompts Cisco patch for ISE, ISE-PIC vulnerability

Cisco addressed a medium-severity vulnerability in ISE and ISE-PIC after a public PoC exploit was disclosed. Cisco addressed a medium-severity vulnerability, tracked as CVE-2026-20029 (CVSS score: 4.9), in Identity Services Engine (ISE) and ISE Passive Identity Connector (ISE-PIC) after a public PoC exploit was disclosed. The vulnerability resides in the licensing feature of Cisco ISE…

Russian national pleads guilty to breaking into networks for Yanluowang ransomware attacks

A 25-year-old Russian national pleaded guilty to multiple charges stemming from their participation in ransomware attacks and faces a maximum penalty up to 53 years in prison. Aleksei Olegovich Volkov, also known as “chubaka.kor,” served as the initial access broker for the Yanluowang ransomware group while living in Russia from July 2021 through November 2022,…

Cisco fixes critical UCCX flaw allowing Root command execution

Cisco patched a critical flaw in its Unified Contact Center Express (UCCX) software that allowed attackers to execute commands with root privileges. Cisco released security updates to address a critical vulnerability, tracked as CVE-2025-20354 (CVSS score 9.8), in the Unified Contact Center Express (UCCX) software. An attacker can exploit the flaw to execute commands with root…

Operation Zero Disco: Threat actors targets Cisco SNMP flaw to drop Linux rootkits

Hackers exploit Cisco SNMP flaw CVE-2025-20352 in “Zero Disco” attacks to deploy Linux rootkits on outdated systems, researchers report. Trend Micro researchers disclosed details of a new campaign, tracked as Operation Zero Disco, that exploited a recently disclosed security flaw impacting Cisco IOS Software and IOS XE Software to deploy Linux rootkits on older, unprotected…

Cisco fixes high-severity IOS XR flaws enabling image bypass and DoS

Cisco addressed multiple high-severity IOS XR vulnerabilities that can allow ISO image verification bypass and trigger DoS conditions. Cisco addressed multiple vulnerabilities in IOS XR software as part of its semiannual Software Security Advisory Bundled Publication published on September 10, 2025. Below are the vulnerabilities addressed by the network giant: The following table identifies Cisco…

Cisco confirms active exploitation of ISE and ISE-PIC flaws

Cisco warns of active exploits targeting Identity Services Engine (ISE) and ISE-PIC flaws, first observed in July 2025. Cisco confirmed attempted exploitation in the wild of recently disclosed ISE and ISE-PIC flaws (CVE-2025-20281, CVE-2025-20282, CVE-2025-20337), updating its advisory after detecting attacks in July 2025. “Multiple vulnerabilities in Cisco Identity Services Engine (ISE) and Cisco ISE…

Cisco removed the backdoor account from its Unified Communications Manager

Digital communications technology giant Cisco addressed a static SSH credentials vulnerability in its Unified Communications Manager (Unified CM). A flaw, tracked as CVE-2025-20309 (CVSS score of 10), in Cisco Unified Communications Manager and its Session Management Edition lets remote attackers log in using hardcoded root credentials set during development. Cisco Unified Communications Manager (CUCM) is a call…

SonicWall customers confront resurgence of actively exploited vulnerabilities

Vulnerabilities are proliferating in SonicWall devices and software this year, putting the vendor’s customers at risk of intrusion via secure access gateways and firewalls. The year started off on a sour note for the California-based company when it released security advisories for nine vulnerabilities on Jan. 7. The total number of vulnerabilities publicly disclosed by…

Is Ivanti the problem or a symptom of a systemic issue with network devices?

Network edge devices — hardware that powers firewalls, VPNs and network routers — have quickly moved up the list of attackers’ preferred intrusion points into enterprise networks. While dozens of companies make and sell these devices, customers of one company in particular — Ivanti — have confronted exploited vulnerabilities in their products more than any…

Independent tests show why orgs should use third-party cloud security services

Businesses don’t always get what they pay for in cybersecurity. Some of the most expensive cloud network firewall vendors are among the worst performers against exploits and evasions, according to the most comprehensive, independent testing CyberRatings.org has conducted to date. Cisco, by far the most expensive cloud network firewall offering across the top 10 vendors…

Identity lapses ensnared organizations at scale in 2024

Cybercriminals predominantly relied on weaknesses in identity controls to afflict organizations in 2024, with valid accounts being the main way they gained access for the second year in a row, Cisco Talos said in an annual report released Monday. Across the incident response cases Cisco Talos responded to last year, 60% involved an identity attack…

Salt Typhoon gained initial access to telecoms through Cisco devices

Salt Typhoon gained initial access to Cisco devices as part of the Chinese nation-state threat group’s sweeping attacks on U.S. telecom networks, the company confirmed Thursday in a threat intelligence report. Cisco Talos, the networking vendor’s threat intelligence unit, said it observed one instance where Salt Typhoon likely exploited a seven-year-old critical vulnerability in Cisco…

Salt Typhoon remains active, hits more telecom networks via Cisco routers

Salt Typhoon, the Chinese nation-state threat group linked to a spree of attacks on U.S. and global telecom providers, remains active in its intrusion and has hit multiple additional networks worldwide, including two in the United States, Recorded Future said in a report released Thursday. Recorded Future’s Insikt Group observed seven compromised Cisco network devices communicating…

SGNL snags $30M for a new take on ID security based on zero-standing privileges

Security experts often describe identity as the “new perimeter” in the world of security: in the world of cloud services where network assets and apps can range far and wide, the biggest vulnerabilities are often leaked and spoofed log-in credentials.  A startup called SGNL has built a new approach that it believes is better at…